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Details for Polyester short-cut fiber

Polyester short-cut fiber

Category:

Polymers/Synthetic fiber

CAS NO:

25038-59-9

EC NO:

Molecular Formula:

C₉H₆O₄X₂

Molecular Weight:

25038-59-9

Specification:

0.67dtex-4/6mm，1.67dtex-6/12mm，3.33dtex-6mm，6.67dtex-12mm，1.67dtex-3mm

Packing:

20kg net weight in PE package,two packages in PP woven bag, and 20 packages in a paper box

Product description:

Specification:

Polyester Short-cut Fiber（used in road）
Items	Premium-grade	1^st-grade	Eligible-grade
Tensile strength, Mpa ≥	580	540	500
Melting point, ℃	250
Breaking length, %	35.0±8.0	35.0±9.0	35.0±10.0
Diameter, μm	17.0±5.0
Appearance	White
Number of crimps, No./25mm	None

Polyester Short-cut Fiber（used in papermaking）
Items	0.67dtex-4/6mm	1.67dtex-6/12mm	3.33dtex-6mm	6.67dtex-12mm
Breaking tenacity, cN ≥	5	7	10	20
Breaking elongation, %	16.0±8.0	23.0±8.0	35.0±8.0	36.0±8.0
Diameter, μm	7.9～9.6	11.0～14.0	14.4～20.3	20.3～26.8
Shrinkage in hot dry air130℃, % ≤	3
Water content, %	8～12
Appearance	White
Number of crimps, No./25mm	None
Dispersibility, No. ≤	25
Paper defect, No./cm² ≤	0.5

Polyester Short-cut Fiber（used in rubber）
Number	Items	Premium-grade	1^st-grade	Eligible-grade
1	Tensile strength, Mpa ≥	580	540	500
2	Melting point, ℃	250
3	Breaking length, %	23.0±8.0	23.0±9.0	23.0±10.0
4	Diameter, μm	11.0±4.0
5	Appearance	White
6	Number of crimps, No./25mm	None
7	Dispersibility, No. ≤	25	50	80

Uses:

Can be used in wet papermaking, asphalt mixed material in road,fiber and rubber composite, which can be produced into adhesive tape, rubber pipe and tire, airproof parts, printing roller, shock adsorber,etc.

Synonyms:

Polyethylene terephthalate;pegoterate;pet;Polyester short-cut fiber;

Molecular Structure:

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